Jacksis - Jacksis is the big smelly part of your body that you sit on,

Jacksis is the big smelly part of your body that you sit on, wipe after a meal, and sometimes even kick when you're angry.

My brother called me jacksis after I told him his pants were full of stink.

My sister called me jacksis after I tried to eat her homework.

My mom called me jacksis after I broke her favorite mug.